MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3fd1f3f4bd0ee8cbc5113828bcc04a8813c65728071891fc23e2ea5fa6233083. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


GCleaner


Vendor detections: 16


Intelligence 16 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3fd1f3f4bd0ee8cbc5113828bcc04a8813c65728071891fc23e2ea5fa6233083
SHA3-384 hash: 9680ae234d4ead30d9aefaaebada28cdf4153c2f01d1c5d9bb33f7446ce1f5244e8b4df30967a91b2972c245a1b21981
SHA1 hash: cb86073fa06b37ba30121c990a5cc52860dafb8f
MD5 hash: e23248bfbca924f5f8ea587c853052d5
humanhash: lima-lion-table-fanta
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'332'257 bytes
First seen:2022-10-22 00:32:21 UTC
Last seen:2022-10-22 00:59:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'514 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z23+Y2803ZGnVqyOPR3rfguEFGYrIIBsTatRA5hq:M3G3YVqyOP1r9rYrIFTatKDq
TLSH T1EAB53336C28187B2C6B5EEB48973DB685A77F901163EA590B8FE90DE9F38B5040147F1
TrID 50.3% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.2% (.EXE) Inno Setup installer (109740/4/30)
4.8% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter andretavare5
Tags:exe gcleaner


Avatar
andretavare5
Sample downloaded from http://95.214.24.96/load.php?pub=mixinte

Intelligence

File Origin
# of uploads :
10
# of downloads :
305
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-22 00:34:34 UTC
Tags:
installer
Link:
https://app.any.run/tasks/49574908-4a0d-4393-bae8-d048a8c68326

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Nymaim
Create hunting rule
Link:
https://www.capesandbox.com/analysis/322445/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file
Moving a recently created file
Modifying a system file
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file in the system32 subdirectories
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a file in the Windows subdirectories
Launching a process
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/44249/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63533a3f898b0652a4b94b22/reports/d46178ec-5101-4b5d-8aa2-a9d8f327461d/overview
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
GCleaner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b081f6c2-631c-4476-baa7-aa8b0fbbf7e5
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1095226
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 727867 Sample: file.exe Startdate: 22/10/2022 Architecture: WINDOWS Score: 88 47 45.139.105.1 CMCSUS Italy 2->47 49 85.31.46.167 CLOUDCOMPUTINGDE Germany 2->49 51 Antivirus detection for URL or domain 2->51 53 Detected unpacking (changes PE section rights) 2->53 55 Detected unpacking (overwrites its own PE header) 2->55 57 3 other signatures 2->57 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-HI34J.tmp, PE32 10->31 dropped 13 is-HI34J.tmp 16 25 10->13         started        process6 file7 33 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->33 dropped 35 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->35 dropped 37 C:\...\unins000.exe (copy), PE32 13->37 dropped 39 4 other files (2 malicious) 13->39 dropped 16 ensearcher55.exe 21 13->16         started        process8 dnsIp9 41 107.182.129.235, 49696, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49697, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49695, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\HjmKHZ0MrN0.exe, PE32 16->29 dropped 20 HjmKHZ0MrN0.exe 16->20         started        23 cmd.exe 1 16->23         started        file10 process11 signatures12 59 Multi AV Scanner detection for dropped file 20->59 25 taskkill.exe 1 23->25         started        27 conhost.exe 23->27         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3fd1f3f4bd0ee8cbc5113828bcc04a8813c65728071891fc23e2ea5fa6233083/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-22 01:12:57 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h7i7h5f5b3umxrirhaulzqckraj4mvzia4mjd7bd4lvf7jrdgcbq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221022-av7raahhfm/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Checks installed software on the system
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
NyMaim
Malware Config
C2 Extraction:
45.139.105.171
85.31.46.167
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/adeb02e3-5ba3-419f-9e09-a868c813e88d
Unpacked files
SH256 hash:
95b3125a588d723481a0f8795249aa7d89e1f4b9caddf910690c098338c15936
MD5 hash:
74e6b6a93f80beef9c79cbc58de5e75a
SHA1 hash:
c0898243d8cbc6363494bb86b944674e2df9c6d3
Detections:
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/2de75391-c1b6-4b0b-ab86-2fffbb1c7bae/
SH256 hash:
6eb992620c7ad035e8a70b6135f94bf21698c0e35a7501b8f5231eeca92392e9
MD5 hash:
d7b1d17a2e5f1dfa48bb0fa57232cf32
SHA1 hash:
e239933f3f6194b05353d0c14c2382e5ac313664
Link:
https://www.unpac.me/results/2de75391-c1b6-4b0b-ab86-2fffbb1c7bae/
SH256 hash:
f699fe0f25262908726aa12a0c88e3d5a09b0c6415aeeeb7faccbff60cd3f069
MD5 hash:
148b9ea46c05bc852700e46db3e15137
SHA1 hash:
ab18f006edf62c1d8d555b6e92bd2a8448420c0b
Link:
https://www.unpac.me/results/2de75391-c1b6-4b0b-ab86-2fffbb1c7bae/
SH256 hash:
3fd1f3f4bd0ee8cbc5113828bcc04a8813c65728071891fc23e2ea5fa6233083
MD5 hash:
e23248bfbca924f5f8ea587c853052d5
SHA1 hash:
cb86073fa06b37ba30121c990a5cc52860dafb8f
Link:
https://www.unpac.me/results/2de75391-c1b6-4b0b-ab86-2fffbb1c7bae/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/3fd1f3f4bd0ee8cbc5113828bcc04a8813c65728071891fc23e2ea5fa6233083

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:win_gcleaner_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.gcleaner.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/322445/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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